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Text File  |  2001-04-14  |  484b  |  19 lines
  1. The Kaieteur Falls in Guyana
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  3.  
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  5. (left)
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  7.  are typical of receding waterfalls.
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  9.  
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  11. Splashing water from the plunge pool erodes the soft shale 
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  13. (right) 
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  15. as 
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  17. does water dripping back under the hard conglomerate and sandstone 
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  19. ledge, which, unsupported, eventually falls away.